Index of /g_w_reynolds/copn

      Name                    Last modified       Size  Description


[DIR] Parent Directory        29-Sep-2009 18:54      -  
[   ] copn-0.2.zip            10-Jan-2005 17:07     3k  
[   ] oppsearch-1.1.zip       19-Feb-2005 05:27     4k  

This directory contains files related to sequences of powerful numbers.

See http://www.mersenneforum.org/showthread.php?t=3474 for information.

copn-0.2.zip       A program to quickly generate many (but not all) powerful
                   numbers that differ by 2 (sequence A076445) by finding
                   certain solutions to x^2-my^2=1 where y is powerful and m|y.
oppsearch-1.1.zip  A program to exhaustively search for all odd powerful
                   numbers that differ by a given even number. Slow.